ChEBI: Adenosine 5'-[gamma-thio]triphosphate is a nucleoside triphosphate analogue that is ATP in which one of the oxygens attached to 3-phosphate group is replaced by sulfur. It is functionally related to an ATP and a ({[(2R,3S,4R,5R)-3,4-dihydroxy-5-(9H-purin-9-yl)oxolan-2-yl]methyl phosphonato}oxy)(phosphonatooxy)phosphinate.